挠性变幅机构必须设置幅度限位装置和防止吊臂()装置。 A.前倾 B.后倾 C.左倾

题型:单项选择题

问题:

挠性变幅机构必须设置幅度限位装置和防止吊臂()装置。

A.前倾

B.后倾

C.左倾

D.右倾

考点:起重机械作业起重机械作业题库
题型:单项选择题

高倍镜下观察经过质量分数为1%的健那绿染液染色的人的口腔上皮细胞临时装时,可以看到线粒体为[ ]

A.蓝绿色

B.无色

C.橙色

D.紫色

题型:单项选择题

Passage Two

Which of the following statements is true according to the passage

A.Many people protested in the past six months.

B.Many people threw tomatoes at the German Chancellor.

C.Many people threw eggs at an important member of the German Chancellor’s Social Democrats.

D.Many people threw eggs at the German Chancellor, but he was not hit.

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六合:天、地、东、西、南、北六合八荒,泛指天地之间,()。

题型:单项选择题

被十二指肠环抱的腹部脏器是()

A.胰头

B.胆囊

C.胃体

D.脾脏

E.空肠

题型:单项选择题

批量转让的资产包在方案审批后,不得()

A.新增

B.调换

C.剔除

D.评估

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